245=7(5-6b)

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Solution for 245=7(5-6b) equation: 



245=7(5-6b)

We move all terms to the left:

245-(7(5-6b))=0

We add all the numbers together, and all the variables

-(7(-6b+5))+245=0



We calculate terms in parentheses: -(7(-6b+5)), so:

7(-6b+5)

We multiply parentheses

-42b+35

Back to the equation:

-(-42b+35)



We get rid of parentheses

42b-35+245=0

We add all the numbers together, and all the variables

42b+210=0

We move all terms containing b to the left, all other terms to the right

42b=-210

b=-210/42

b=-5

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